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Finding the Fourth Proportional to 62,044,313.28, 93,108,978.72 and 21,654,797.28

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Solution

The fourth proportional to 62,044,313.28, 93,108,978.72 and 21,654,797.28 is: 32,497,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,044,313.28 : 93,108,978.72 = 21,654,797.28 : x
  2. Step 2: Convert to fraction form
    62,044,313.28/93,108,978.72 = 21,654,797.28/x
  3. Step 3: Cross multiply
    62,044,313.28x = 93,108,978.72 × 21,654,797.28
  4. Step 4: Simplify right side
    62,044,313.28x = 2,016,256,059,129,434
  5. Step 5: Solve for x
    x = 2,016,256,059,129,434/62,044,313.28
  6. Step 6: Final answer
    x = 32,497,032.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.